diff --git a/projects/VC7.1/SimGear.vcproj b/projects/VC7.1/SimGear.vcproj
index a0ef81bf..95f6fd09 100755
--- a/projects/VC7.1/SimGear.vcproj
+++ b/projects/VC7.1/SimGear.vcproj
@@ -689,6 +689,12 @@
 			<File
 				RelativePath="..\..\simgear\scene\model\ModelRegistry.hxx">
 			</File>
+			<File
+				RelativePath="..\..\simgear\scene\model\particles.cxx">
+			</File>
+			<File
+				RelativePath="..\..\simgear\scene\model\particles.hxx">
+			</File>
 			<File
 				RelativePath="..\..\simgear\scene\model\persparam.cxx">
 			</File>
@@ -842,6 +848,18 @@
 			<File
 				RelativePath="..\..\simgear\scene\tgdb\SGVasiDrawable.hxx">
 			</File>
+			<File
+				RelativePath="..\..\simgear\scene\tgdb\ShaderGeometry.cxx">
+			</File>
+			<File
+				RelativePath="..\..\simgear\scene\tgdb\ShaderGeometry.hxx">
+			</File>
+			<File
+				RelativePath="..\..\simgear\scene\tgdb\TreeBin.cxx">
+			</File>
+			<File
+				RelativePath="..\..\simgear\scene\tgdb\TreeBin.hxx">
+			</File>
 			<File
 				RelativePath="..\..\simgear\scene\tgdb\userdata.cxx">
 			</File>